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Features

The Need of Improved Quarantine Stations

The Second Battle of New Orleans

An Improved Bolt-Threading Machine

A Device to Distribute Oil on Water

An Improved Liquid-Measuring Device

An Efficient Glass-Polishing Machine

An Improved Neck Yoke

Improved Hand Camera

The Cone of Flowers

Rogers' Cold Forging Process for Wood Screws

Straight Line Indicator

The World's Columbian Exposition

Searching for Sunken Gold Near Hell Gate, New York

Recent Decisions Relating to Patents

By the Commissioner of Patents

Improvement in Arranging Cut Flowers

Departments

  • Letters

    Correspondence- September 17, 1892

  • Departments

    Recently Patented Inventions- September 17, 1892

  • Business and Personal- September 17, 1892

  • Index of Inventions- September 17, 1892

  • Notes and Queries- September 17, 1892

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September 17, 1892